64 visiting now: 26 USA 
11 Singapore 
6 Canada 
4 France 
4 Hong Kong 
4 Australia 
2 China 
2 UK 
1 Brazil 
1 Vietnam 
1 Iran 
1 Saudi Arabia 
1 India 
11 Singapore 6 Canada 4 France 4 Hong Kong 4 Australia 2 China 2 UK 1 Brazil 1 Vietnam 1 Iran 1 Saudi Arabia 1 India